Carlos Sanchez (Cardboard Marty)

Carlos Sanchez (better known as Cardboard Marty, Marty Kirra, or just Marty) is an American Doom gameplay modder, mapper, artist, composer, voice actor, and developer, best known for being the author of several popular gameplay mods such as Diaz and The Space Pirate, and for his numerous contributions to several other people's projects. He is the administrator of the Blue Vertigo creative community.

2008

 * Extreme Measures - Doom Through Time (unreleased)
 * Diaz: Last Hours of Purity
 * Co-creator, character creator, sprites

2009

 * Agent Hernandez: Dawn of Tomorrow
 * Co-creator, character creator, sprites
 * The Works

2012

 * Russian Overkill
 * Weapon sprites
 * Voice of the TREES Agent
 * Weasel Presents: Terrorists!
 * Voice of Alfred Wester
 * Winter's Fury
 * Weapon sprites

2013

 * Guncaster
 * Voice of Cygnis Flayinthere, Nithor
 * The Space Pirate (legacy version) (,, ModDB)

2014

 * DemonSteele
 * Style rank announcer
 * Weapon sprites
 * GMOTA
 * Voice of Lord Adir Blaz, various enemies
 * Shut Up and Bleed
 * Voice of Rocco
 * Push
 * PUSH58: Heifong Virtual Arena

2015

 * Trailblazer
 * Voice of Malcolm Striker

2021

 * Abysm 2: Pharaoh's Judgement
 * Soundtrack for E2M6
 * Weapon sprites
 * Abysm 2: Spirit Falcon
 * Graphic design
 * Voice of Yanagi
 * The Space Pirate (The Space Pirate website,, , itch.io, ModDB)

2023

 * Insanity Edged
 * Weapon sprites